GOSS

Gossamer Bio, Inc.

Company with tickers: GOSS

CIK
1728117
CUSIP
38341P102
Shares Outstanding
234,696,281

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-13 36,622,286 34,715,538 +1,906,748 2.70
2026-02-27 34,715,538 31,092,342 +3,623,196 1.00
2026-02-13 31,092,342 26,779,236 +4,313,106 5.10
2026-01-30 26,779,236 25,222,443 +1,556,793 5.68
2026-01-15 25,222,443 24,114,833 +1,107,610 5.43
2025-12-31 24,114,833 20,310,911 +3,803,922 4.66
2025-12-15 20,310,911 23,438,565 -3,127,654 5.73
2025-11-28 23,438,565 24,422,288 -983,723 8.22
2025-11-14 24,422,288 24,918,422 -496,134 9.45
2025-10-31 24,918,422 26,759,668 -1,841,246 8.01
2025-10-15 26,759,668 27,397,216 -637,548 8.24
2025-09-30 27,397,216 23,993,214 +3,404,002 6.44
2025-09-15 23,993,214 22,046,902 +1,946,312 4.23
2025-08-29 22,046,902 20,502,512 +1,544,390 7.14
2025-08-15 20,502,512 18,745,165 +1,757,347 6.81
2025-07-31 18,745,165 18,122,038 +623,127 5.16
2025-07-15 18,122,038 16,906,319 +1,215,719 11.65
2025-06-30 16,906,319 11,076,527 +5,829,792 4.31
2025-06-13 11,076,527 11,082,536 -6,009 8.66
2025-05-30 11,082,536 10,540,492 +542,044 6.64
2025-05-15 10,540,492 10,069,688 +470,804 7.24
2025-04-30 10,069,688 9,172,699 +896,989 5.90
2025-04-15 9,172,699 7,974,056 +1,198,643 5.68
2025-03-31 7,974,056 5,741,046 +2,233,010 5.43